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  • Question
  • The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:


  • Options
  • A. 000
  • B. 755
  • C. 744
  • D. 555
  • E. None of the above

  • Correct Answer
  • 755 


  • Unix problems


    Search Results


    • 1. After upgrading your computer to a new DOS version, an older application displays the error message "Incorrect DOS version". What should you do to run this application?

    • Options
    • A. Use the DOS+ command
    • B. Use the SETVER command
    • C. Restore the old DOS version
    • D. Contact the application's vendor support line
    • E. None of the above
    • Discuss
    • 2. What file contains commands that configure systems devices?

    • Options
    • A. Command.com
    • B. Config.sys
    • C. Autoexec.bat
    • D. Win.ini
    • E. None of the above
    • Discuss
    • 3. What is a TSR?

    • Options
    • A. test status request
    • B. terminate and stay resident program
    • C. take status request
    • D. token set ready
    • E. token steady route
    • Discuss
    • 4. Upper Memory blocks are located where?

    • Options
    • A. Conventional Memory
    • B. Extended Memory
    • C. Expanded memory
    • D. Reserved Memory
    • E. None of the above
    • Discuss
    • 5. Using the _____ switch causes FDISK to display the partition status of your hard disk without executing FDISK.

    • Options
    • A. /show
    • B. /display
    • C. /status
    • D. /part
    • E. None of the above
    • Discuss
    • 6. Which of the following options will be used to display number of blocks used by a file?

    • Options
    • A. -c
    • B. -i
    • C. -d
    • D. -s
    • E. None of the above
    • Discuss
    • 7. Which option will be used with ps command to slow the entire command line of the process being run?

    • Options
    • A. -4
    • B. -f
    • C. -1
    • D. -2
    • E. None of the above
    • Discuss
    • 8. Which command is used to display a file contents in octal form?

    • Options
    • A. cd
    • B. od
    • C. of
    • D. oct
    • E. None of the above
    • Discuss
    • 9. The second set of the three permissions (r-) indicates that

    • Options
    • A. group has read permission only
    • B. other has read permission only
    • C. owner has read permission only
    • D. group has write permission only
    • E. None of the above
    • Discuss
    • 10. Which of the following special shell variables is used to process number of the last background job?

    • Options
    • A. $!
    • B. $#
    • C. $0
    • D. $*
    • E. None of the above
    • Discuss


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